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hle: kernel: KThread: Rework dummy threads & fix memory leak.

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- Dummy threads are created on thread local storage for all host threads.
- Fixes a leak by removing creation of fibers, which are not applicable here.
This commit is contained in:
bunnei
2021-03-05 00:13:29 -08:00
parent 7b29a8ce4e
commit 47af34003b
6 changed files with 65 additions and 36 deletions
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50
src/core/hle/kernel/k_thread.cpp
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@ -995,22 +995,11 @@ std::shared_ptr<Common::Fiber>& KThread::GetHostContext() {
return host_context;
}
ResultVal<std::shared_ptr<KThread>> KThread::Create(Core::System& system, ThreadType type_flags,
std::string name, VAddr entry_point,
u32 priority, u64 arg, s32 processor_id,
VAddr stack_top, Process* owner_process) {
std::function<void(void*)> init_func = Core::CpuManager::GetGuestThreadStartFunc();
void* init_func_parameter = system.GetCpuManager().GetStartFuncParamater();
return Create(system, type_flags, name, entry_point, priority, arg, processor_id, stack_top,
owner_process, std::move(init_func), init_func_parameter);
}
ResultVal<std::shared_ptr<KThread>> KThread::Create(Core::System& system, ThreadType type_flags,
std::string name, VAddr entry_point,
u32 priority, u64 arg, s32 processor_id,
VAddr stack_top, Process* owner_process,
std::function<void(void*)>&& thread_start_func,
void* thread_start_parameter) {
ResultVal<std::shared_ptr<KThread>> KThread::CreateThread(Core::System& system,
ThreadType type_flags, std::string name,
VAddr entry_point, u32 priority, u64 arg,
s32 processor_id, VAddr stack_top,
Process* owner_process) {
auto& kernel = system.Kernel();
std::shared_ptr<KThread> thread = std::make_shared<KThread>(kernel);
@ -1027,12 +1016,35 @@ ResultVal<std::shared_ptr<KThread>> KThread::Create(Core::System& system, Thread
auto& scheduler = kernel.GlobalSchedulerContext();
scheduler.AddThread(thread);
thread->host_context =
std::make_shared<Common::Fiber>(std::move(thread_start_func), thread_start_parameter);
return MakeResult<std::shared_ptr<KThread>>(std::move(thread));
}
ResultVal<std::shared_ptr<KThread>> KThread::CreateThread(
Core::System& system, ThreadType type_flags, std::string name, VAddr entry_point, u32 priority,
u64 arg, s32 processor_id, VAddr stack_top, Process* owner_process,
std::function<void(void*)>&& thread_start_func, void* thread_start_parameter) {
auto thread_result = CreateThread(system, type_flags, name, entry_point, priority, arg,
processor_id, stack_top, owner_process);
if (thread_result.Succeeded()) {
(*thread_result)->host_context =
std::make_shared<Common::Fiber>(std::move(thread_start_func), thread_start_parameter);
}
return thread_result;
}
ResultVal<std::shared_ptr<KThread>> KThread::CreateUserThread(
Core::System& system, ThreadType type_flags, std::string name, VAddr entry_point, u32 priority,
u64 arg, s32 processor_id, VAddr stack_top, Process* owner_process) {
std::function<void(void*)> init_func = Core::CpuManager::GetGuestThreadStartFunc();
void* init_func_parameter = system.GetCpuManager().GetStartFuncParamater();
return CreateThread(system, type_flags, name, entry_point, priority, arg, processor_id,
stack_top, owner_process, std::move(init_func), init_func_parameter);
}
KThread* GetCurrentThreadPointer(KernelCore& kernel) {
return kernel.GetCurrentEmuThread();
}